body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f5f5f5;
}

.container {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    resize: vertical;
}

input[type="file"] {
    margin-top: 5px;
}

button {
    background: #007bff;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background: #0056b3;
}

.result-box {
    margin-top: 20px;
    padding: 15px;
    border-radius: 4px;
}

.success {
    background: #d4edda;
    color: #155724;
    padding: 10px;
    border-radius: 4px;
}

.error {
    background: #f8d7da;
    color: #721c24;
    padding: 10px;
    border-radius: 4px;
}